| Date | Protections | ≤ 1 day | ≤ 1 week | ≤ 1 month | ≤ 1 year | > 1 year | Infinity | Unprotections |
|---|---|---|---|---|---|---|---|---|
| 2025 | 38,309 | 18 | 132 | 209 | 86 | 38,106 | 3 | |
| 2024 | 12,670 | 12 | 526 | 2,694 | 4,251 | 3,103 | 3,772 | 47 |
| 2023 | 36,950 | 26 | 665 | 3,042 | 3,131 | 2,683 | 28,531 | 171 |
| 2022 | 14,633 | 58 | 1,115 | 2,971 | 8,510 | 1,253 | 1,817 | 47 |
| 2021 | 8,912 | 71 | 802 | 2,051 | 2,204 | 882 | 5,399 | 185 |
| 2020 | 9,761 | 80 | 782 | 2,187 | 2,770 | 1,720 | 3,103 | 72 |
| 2019 | 7,217 | 99 | 853 | 1,741 | 1,292 | 1,193 | 2,320 | 79 |
| 2018 | 4,910 | 83 | 493 | 1,660 | 1,481 | 88 | 1,298 | 33 |
| 2017 | 2,892 | 49 | 322 | 883 | 1,115 | 31 | 648 | 74 |
| 2016 | 2,619 | 58 | 338 | 844 | 804 | 97 | 566 | 50 |
| 2015 | 3,035 | 18 | 96 | 176 | 69 | 44 | 61 | 87 |
| 2014 | 2,157 | 93 | ||||||
| 2013 | 3,096 | 454 | ||||||
| 2012 | 2,755 | 166 | ||||||
| 2011 | 2,826 | 256 | ||||||
| 2010 | 3,229 | 903 | ||||||
| 2009 | 2,813 | 457 | ||||||
| 2008 | 6,943 | 781 | ||||||
| 2007 | 3,868 | 806 | ||||||
| 2006 | 3,244 | 680 | ||||||
| 2005 | 1,254 | 489 | ||||||
| 2004 | 4 | |||||||
| 2003 | ||||||||
| 2002 |